The Usage section displays various statistics related to user account. These statistics include the number of times the account has been logged into, the number of emails and SMS messages that have been sent using the account, as well as the number of API calls that have been made using the account.
Date - date of the usage record.
Login - number of logins to user accounts.
E-mail - number of emails sent from the user account.
SMS - number of SMS messages sent from the user account.
Webhook - number of webhook requests to the user account.
API - number of API requests to the user account.